Title:
Immersed spark gap printer
United States Patent 3177800
Inventors:
Frazer, Welsh Herbert
Publication Date:
04/13/1965
Export Citation:
Click for automatic bibliography generation
Assignee:
SPERRY RAND CORP
Primary Class:
101/494
Other Classes:
101/45, 347/61, 347/159, 392/394
International Classes:
B41J2/14; B41J2/14
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US Patent References:
2975703Continuous article coding apparatus
2925312Magnetic and electric ink oscillograph
2676869Stylus mechanism
2143376Recording system
1097131N/A
Foreign References:
DK81920A
GB605979A